An overworked call center agent, seeks a break from her exhausting life by reading a novel she finds at the library. One night, while waiting for the train, her exhaustion causes her to slip and fall onto the tracks, where she is fatally struck. When she wakes, she’s in the world of the novel. At first excited to meet her favorite character, the charming prince, she soon realizes she's become the villain's bride that is doomed to be killed off early in the story. Now, with her knowledge of the plot, she must fight to survive and change her fate.